小白脸儿

noun

a young man with fair skin and handsome looks (often implying he is financially dependent on a woman; derogatory)

Typically used to describe a man who is good-looking with fair skin, often implying that he is a 'kept man' or gigolo supported by a wealthy woman, or that he lacks masculine toughness. The term carries a derogatory, contemptuous, or teasing connotation and is considered informal.